AMKR·031652100·US·equity·Technology - Semiconductor Equipment & Materials-Activist
AMKR (Amkor Technology, Inc.) is held by 197 institutional investors as of Q4 2025. Largest holders: VANGUARD GROUP INC ($620M), BlackRock, Inc. ($510.2M), DIMENSIONAL FUND ADVISORS LP ($504.3M). Net institutional sentiment: Mixed.
See how AMKR's score breaks down across 4 SEC sources
Fund | Action | Shares | Value | Weight | Est. P&L | Conviction |
|---|---|---|---|---|---|---|
Decreased | 15.7M(-0.5%) | $620M | 0.0% | +52.23% | 0 | |
Decreased | 12.9M(-6.6%) | $510.2M | 0.0% | +84.37% | 0 | |
Decreased | 12.8M(-2.9%) | $504.3M | 0.1% | +81.20% | 0 | |
Decreased | 3.8M(-9.8%) | $149.7M | 0.6% | +101.80% | 0 | |
Decreased | 3.6M(-6.8%) | $141.2M | 0.1% | +77.49% | 0 | |
Increased | 3.5M(+1.4%) | $137.2M | 0.0% | +41.62% | 31 | |
Decreased | 3.3M(-21.6%) | $130.3M | 0.1% | +91.12% | 0 | |
Increased | 3.1M(+1715.2%) | $121M | 0.1% | +13.37% | 58 | |
Increased | 2.7M(+37.4%) | $107.5M | 0.1% | +51.01% | 39 | |
Decreased | 2.2M(-2.1%) | $88.1M | 0.0% | +201.04% | 0 | |
Decreased | 2.2M(-3.1%) | $86.8M | 0.0% | +72.56% | 0 | |
Decreased | 2.1M(-4.4%) | $82.9M | 0.0% | +193.22% | 0 | |
Increased | 2.1M(+204.6%) | $82.7M | 0.0% | +23.06% | 48 | |
Increased | 1.8M(+23.2%) | $71.3M | 0.0% | +24.80% | 36 | |
Increased | 1.3M(+205.5%) | $49.5M | 0.0% | +26.95% | 47 | |
Decreased | 1.2M(-15.6%) | $47.1M | 0.2% | +99.85% | 0 | |
Decreased | 1.1M(-9.3%) | $44M | 0.0% | +81.11% | 0 | |
Increased | 1M(+94.0%) | $39.8M | 0.0% | +38.21% | 46 | |
Decreased | 966,992(-28.0%) | $38.2M | 0.0% | +119.67% | 0 | |
Increased | 932,711(+176.0%) | $36.8M | 0.0% | +30.05% | 47 | |
Decreased | 895,040(-2.2%) | $35.3M | 0.0% | +279.84% | 0 | |
Decreased | 794,230(-49.6%) | $31.4M | 0.0% | +70.28% | 0 | |
Decreased | 720,384(-6.4%) | $28.4M | 0.0% | +81.08% | 0 | |
Decreased | 702,565(-4.5%) | $27.7M | 0.0% | +74.89% | 0 | |
Increased | 552,782(+1360.2%) | $21.8M | 0.0% | +14.15% | 46 | |
Decreased | 506,519(-15.5%) | $20M | 0.0% | +92.25% | 0 | |
Decreased | 485,936(-2.5%) | $19.2M | 0.0% | +79.89% | 0 | |
New | 464,000 | $18.3M | 0.1% | +10.37% | 39 | |
Decreased | 452,029(-31.7%) | $17.8M | 0.2% | +188.70% | 0 | |
Decreased | 439,086(-33.5%) | $17.3M | 0.0% | +58.18% | 0 | |
Increased | 390,540(+32.5%) | $15.4M | 0.0% | +43.92% | 36 | |
Decreased | 385,715(-1.9%) | $15.2M | 0.0% | +55.09% | 0 | |
Decreased | 382,341(-0.6%) | $15.1M | 0.0% | +125.53% | 0 | |
Decreased | 373,356(-22.2%) | $14.7M | 0.1% | +98.01% | 0 | |
Increased | 336,888(+52.8%) | $13.3M | 0.0% | +59.66% | 39 | |
Increased | 324,244(+12.8%) | $12.8M | 0.0% | +88.62% | 31 | |
Decreased | 324,224(-1.4%) | $12.8M | 0.0% | +86.82% | 0 | |
Decreased | 303,154(-4.0%) | $12M | 0.0% | +177.16% | 0 | |
Decreased | 305,902(-17.4%) | $11.9M | 0.1% | +96.90% | 0 | |
Increased | 300,292(+23.9%) | $11.9M | 0.0% | +34.34% | 34 | |
Decreased | 292,467(-77.3%) | $11.5M | 0.0% | +92.84% | 0 | |
Decreased | 276,498(-4.1%) | $10.9M | 0.0% | +60.04% | 0 | |
Increased | 243,700(+1.8%) | $9.6M | 0.0% | +310.46% | 28 | |
Decreased | 236,152(-68.1%) | $9.3M | 0.0% | +116.82% | 0 | |
New | 232,949 | $9.2M | 0.1% | +10.37% | 38 | |
New | 224,972 | $8.9M | 0.0% | +10.37% | 38 | |
Increased | 216,996(+303.2%) | $8.7M | 0.0% | +23.02% | 44 | |
Increased | 214,876(+1381.2%) | $8.6M | 0.0% | +11.69% | 44 | |
Decreased | 215,721(-65.0%) | $8.5M | 0.0% | +71.96% | 0 | |
Increased | 202,211(+6.3%) | $8M | 0.0% | +53.85% | 29 | |
Decreased | 184,659(-2.8%) | $7.3M | 0.0% | +157.63% | 0 | |
Decreased | 171,272(-20.3%) | $6.8M | 0.0% | +75.34% | 0 | |
Decreased | 153,004(-32.8%) | $6.6M | 0.0% | +56.68% | 0 | |
New | 164,516 | $6.5M | 0.0% | +10.37% | 38 | |
New | 162,468 | $6.4M | 0.0% | +10.37% | 38 | |
Increased | 154,786(+30.2%) | $6.1M | 0.0% | +56.10% | 34 | |
Increased | 153,637(+0.5%) | $6.1M | 0.0% | +111.84% | 27 | |
Decreased | 139,558(-36.5%) | $5.5M | 0.0% | +76.41% | 0 | |
Decreased | 136,468(-0.7%) | $5.4M | 0.0% | +102.95% | 0 | |
Increased | 135,400(+802.7%) | $5.3M | 0.0% | +14.11% | 44 | |
Decreased | 131,646(-4.7%) | $5.2M | 0.0% | +59.67% | 0 | |
Decreased | 131,450(-5.0%) | $5.2M | 0.0% | +91.60% | 0 | |
Increased | 128,423(+1930.1%) | $5.1M | 0.0% | +13.16% | 43 | |
New | 124,447 | $4.9M | 0.0% | +10.37% | 37 | |
Increased | 117,973(+1.4%) | $4.7M | 0.0% | +335.70% | 27 | |
Increased | 117,361(+41.6%) | $4.6M | 0.0% | +68.92% | 36 | |
Increased | 113,300(+2580.4%) | $4.5M | 0.0% | +11.30% | 43 | |
Decreased | 110,325(-42.6%) | $4.4M | 0.0% | +70.63% | 0 | |
Decreased | 96,539(-23.5%) | $3.8M | 0.0% | +105.37% | 0 | |
Increased | 95,431(+16.3%) | $3.8M | 0.0% | +70.01% | 31 | |
Increased | 94,664(+33.0%) | $3.7M | 0.0% | +58.13% | 34 | |
New | 93,201 | $3.7M | 0.0% | +10.37% | 37 | |
Decreased | 90,756(-2.1%) | $3.6M | 0.0% | +151.83% | 0 | |
Increased | 85,270(+63.5%) | $3.4M | 0.0% | +30.22% | 39 | |
Increased | 84,866(+136.8%) | $3.4M | 0.0% | +39.23% | 43 | |
Increased | 84,053(+838.7%) | $3.3M | 0.0% | +16.31% | 43 | |
New | 83,706 | $3.3M | 0.0% | +10.37% | 37 | |
Decreased | 78,661(-25.7%) | $3.1M | 0.0% | +97.46% | 0 | |
New | 76,139 | $3M | 0.0% | +10.37% | 36 | |
New | 73,597 | $2.9M | 0.0% | +10.37% | 36 | |
Decreased | 71,504(-84.5%) | $2.8M | 0.0% | +80.81% | 0 | |
Decreased | 70,285(-13.9%) | $2.8M | 0.0% | +94.29% | 0 | |
New | 70,279 | $2.8M | 0.0% | +10.37% | 36 | |
Decreased | 53,693(-9.6%) | $2.8M | 0.0% | +67.05% | 0 | |
Decreased | 63,343(-83.2%) | $2.5M | 0.0% | +68.31% | 0 | |
Increased | 51,501(+19.5%) | $2.5M | 0.0% | +45.83% | 31 | |
Increased | 58,323(+15.7%) | $2.3M | 0.0% | +66.17% | 30 | |
Decreased | 55,569(-4.9%) | $2.2M | 0.0% | +56.68% | 0 | |
Increased | 55,561(+16.7%) | $2.2M | 0.0% | +88.39% | 30 | |
Decreased | 55,077(-1.7%) | $2.2M | 0.0% | +85.89% | 0 | |
Increased | 51,783(+23.5%) | $2M | 0.0% | +86.31% | 31 | |
Decreased | 50,875(-35.2%) | $2M | 0.0% | +134.09% | 0 | |
Decreased | 49,530(-0.4%) | $2M | 0.0% | +74.18% | 0 | |
Decreased | 47,323(-9.9%) | $1.9M | 0.0% | +106.00% | 0 | |
Increased | 46,403(+32.3%) | $1.8M | 0.0% | +69.53% | 33 | |
Increased | 46,324(+6.0%) | $1.8M | 0.0% | +155.32% | 27 | |
Unchanged | 45,793 | $1.8M | 0.0% | +103.06% | 0 | |
Decreased | 35,013(-1.9%) | $1.7M | 0.0% | +95.95% | 0 | |
Decreased | 42,861(-55.3%) | $1.7M | 0.0% | +121.23% | 0 | |
Increased | 42,017(+341.1%) | $1.7M | 0.1% | +18.30% | 41 | |
Decreased | 40,898(-58.2%) | $1.6M | 0.0% | +84.70% | 0 | |
Decreased | 38,296(-3.9%) | $1.5M | 0.0% | +76.02% | 0 | |
Increased | 36,221(+0.6%) | $1.4M | 0.0% | +73.25% | 26 | |
Increased | 35,463(+1.4%) | $1.4M | 0.0% | +77.54% | 26 | |
Decreased | 34,405(-5.9%) | $1.4M | 0.0% | +257.30% | 0 | |
Increased | 34,228(+19.1%) | $1.4M | 0.0% | +63.90% | 30 | |
New | 33,882 | $1.3M | 0.0% | +10.37% | 35 | |
New | 31,984 | $1.3M | 0.0% | +10.37% | 35 | |
Decreased | 31,778(-6.8%) | $1.3M | 0.0% | +73.93% | 0 | |
Increased | 31,595(+1.6%) | $1.2M | 0.0% | +98.74% | 26 | |
Decreased | 29,385(-23.5%) | $1.2M | 0.0% | +107.94% | 0 | |
New | 28,718 | $1.1M | 0.0% | +10.37% | 35 | |
Decreased | 28,455(-2.5%) | $1.1M | 0.0% | +96.77% | 0 | |
Decreased | 27,823(-0.4%) | $1.1M | 0.0% | +40.69% | 0 | |
Decreased | 26,849(-0.7%) | $1.1M | 0.0% | +101.48% | 0 | |
Unchanged | 26,500 | $1M | 0.0% | +80.41% | 0 | |
Increased | 26,468(+28.8%) | $1M | 0.0% | +61.19% | 31 | |
Decreased | 26,278(-0.2%) | $1M | 0.0% | +52.04% | 0 | |
Decreased | 24,491(-5.4%) | $966,905 | 0.0% | +51.15% | 0 | |
Increased | 24,258(+37.6%) | $957,706 | 0.0% | +64.01% | 33 | |
Increased | 23,370(+42.7%) | $922,647 | 0.0% | +52.90% | 33 | |
Decreased | 23,073(-0.0%) | $910,931 | 0.0% | +82.99% | 0 | |
Increased | 22,836(+10.1%) | $901,565 | 0.0% | +50.98% | 27 | |
Decreased | 22,065(-10.5%) | $871,126 | 0.0% | +56.68% | 0 | |
Decreased | 21,758(-66.9%) | $859,006 | 0.0% | +114.95% | 0 | |
New | 21,400 | $845,000 | 0.0% | +10.37% | 34 | |
New | 21,313 | $841,437 | 0.0% | +10.37% | 34 | |
New | 21,264 | $839,503 | 0.0% | +10.37% | 34 | |
Decreased | 21,138(-5.0%) | $834,528 | 0.0% | +56.68% | 0 | |
Increased | 20,543(+8.6%) | $811,038 | 0.0% | +85.88% | 27 | |
Decreased | 20,508(-18.4%) | $809,656 | 0.0% | +25.60% | 0 | |
Decreased | 19,689(-35.0%) | $777,322 | 0.0% | +146.08% | 0 | |
Increased | 19,354(+5.5%) | $764,087 | 0.0% | +81.51% | 26 | |
Increased | 18,825(+9.5%) | $743,211 | 0.0% | +83.27% | 27 | |
New | 15,965 | $642,352 | 0.0% | +10.37% | 34 | |
Decreased | 15,472(-2.6%) | $610,835 | 0.0% | +75.34% | 0 | |
Decreased | 14,889(-19.3%) | $587,818 | 0.0% | +74.61% | 0 | |
Decreased | 13,154(-1.4%) | $519,295 | 0.0% | +87.06% | 0 | |
Decreased | 12,008(-43.0%) | $474,059 | 0.0% | +130.53% | 0 | |
Decreased | 4,346(-91.1%) | $472,028 | 0.0% | +75.68% | 0 | |
Increased | 10,878(+2.9%) | $429,465 | 0.0% | +106.66% | 25 | |
Increased | 9,799(+2.1%) | $386,865 | 0.0% | +55.33% | 24 | |
Decreased | 8,427(-89.1%) | $332,698 | 0.0% | +80.17% | 0 | |
New | 8,369 | $330,426 | 0.0% | +10.37% | 33 | |
Decreased | 8,410(-93.1%) | $329,036 | 0.0% | +56.68% | 0 | |
Unchanged | 8,144 | $321,525 | 0.0% | +56.68% | 0 | |
New | 8,143 | $321,486 | 0.0% | +10.37% | 33 | |
New | 8,067 | $318,485 | 0.0% | +10.37% | 33 | |
Decreased | 7,880(-40.7%) | $311,102 | 0.0% | +88.76% | 0 | |
Unchanged | 7,737 | $305,457 | 0.0% | +56.68% | 0 | |
Decreased | 7,126(-10.2%) | $287,324 | 0.0% | +56.68% | 0 | |
Decreased | 7,277(-10.3%) | $287,296 | 0.0% | +156.16% | 0 | |
Decreased | 7,236(-96.0%) | $285,704 | 0.0% | +110.95% | 0 | |
New | 7,075 | $279,321 | 0.0% | +10.37% | 32 | |
Decreased | 6,836(-93.5%) | $269,885 | 0.0% | +45.32% | 0 | |
Decreased | 6,638(-1.5%) | $262,073 | 0.0% | +95.77% | 0 | |
Increased | 6,597(+16.7%) | $260,472 | 0.0% | +67.90% | 27 | |
New | 6,100 | $240,828 | 0.0% | +10.37% | 32 | |
New | 6,059 | $239,199 | 0.0% | +10.37% | 32 | |
New | 6,027 | $237,947 | 0.0% | +10.37% | 32 | |
New | 6,026 | $237,889 | 0.0% | +10.37% | 32 | |
Decreased | 5,968(-45.2%) | $235,616 | 0.0% | +76.39% | 0 | |
New | 5,926 | $233,958 | 0.0% | +10.37% | 32 | |
New | 5,888 | $232,458 | 0.0% | +10.37% | 32 | |
New | 5,813 | $229,497 | 0.0% | +10.37% | 32 | |
Decreased | 5,584(-86.5%) | $220,456 | 0.0% | +52.86% | 0 | |
Decreased | 5,439(-58.1%) | $214,741 | 0.0% | +108.45% | 0 | |
New | 5,410 | $213,596 | 0.0% | +10.37% | 32 | |
Decreased | 5,400(-63.0%) | $213,192 | 0.0% | +56.68% | 0 | |
Unchanged | 4,700 | $185,556 | 0.0% | +105.86% | 0 | |
Increased | 4,091(+2.1%) | $161,503 | 0.0% | +78.28% | 23 | |
New | 3,110 | $122,790 | 0.0% | +10.37% | 31 | |
Increased | 2,736(+0.2%) | $108,017 | 0.0% | +111.65% | 22 | |
Decreased | 2,500(-5.2%) | $98,700 | 0.0% | +107.82% | 0 | |
Increased | 2,220(+72.4%) | $87,646 | 0.0% | +40.54% | 32 | |
Increased | 2,161(+0.8%) | $85,316 | 0.0% | +71.07% | 22 | |
Decreased | 1,990(-22.8%) | $78,551 | 0.0% | +61.42% | 0 | |
Unchanged | 1,800 | $71,064 | 0.0% | +90.00% | 0 | |
Decreased | 1,531(-4.0%) | $60,444 | 0.0% | +108.39% | 0 | |
Decreased | 1,507(-70.9%) | $59,507 | 0.0% | +52.01% | 0 | |
Increased | 1,229(+165.4%) | $48,521 | 0.0% | +24.83% | 33 | |
Unchanged | 432 | $22,157 | 0.0% | +437.88% | 0 | |
Increased | 495(+68.4%) | $19,547 | 0.0% | +33.87% | 19 | |
Increased | 479(+2.4%) | $18,911 | 0.0% | +81.52% | 13 | |
Decreased | 461(-86.6%) | $18,200 | 0.0% | +336.03% | 0 | |
Increased | 310,902(+216.0%) | $12,274 | 0.0% | +33.71% | 28 | |
Increased | 280(+460.0%) | $11,054 | 0.0% | +15.12% | 19 | |
New | 325 | $10,374 | 0.0% | +10.37% | 26 | |
Increased | 130,970(+61.8%) | $5,171 | 0.0% | +41.55% | 22 | |
Unchanged | 125 | $4,935 | 0.0% | +56.68% | 0 | |
Unchanged | 100 | $3,948 | 0.0% | +146.08% | 0 | |
Unchanged | 78 | $3,079 | 0.0% | +15.37% | 0 | |
New | 62 | $2,448 | 0.0% | +10.37% | 19 | |
Decreased | 49(-31.0%) | $1,935 | 0.0% | +101.16% | 0 | |
Unchanged | 40 | $1,579 | 0.0% | +112.03% | 0 | |
Increased | 1,482(+49.5%) | $59 | 0.0% | +58.74% | 15 | |
Exited | 0(-100.0%) | $262,104 | 0.0% | +41.95% | 0 | |
Exited | 0(-100.0%) | $1.3M | 0.0% | +41.95% | 0 | |
Exited | 0(-100.0%) | $19,568 | 0.0% | +41.95% | 0 | |
Exited | 0(-100.0%) | $4M | 0.0% | +41.95% | 0 | |
Exited | 0(-100.0%) | $254 | 0.0% | +57.61% | 0 | |
Exited | 0(-100.0%) | $1.4M | 0.0% | +83.75% | 0 | |
Exited | 0(-100.0%) | $1.2M | 0.0% | +26.47% | 0 | |
Exited | 0(-100.0%) | $6.6M | 0.0% | +49.82% | 0 | |
Exited | 0(-100.0%) | $4,430 | 0.0% | +41.95% | 0 | |
Exited | 0(-100.0%) | $493,844 | 0.0% | +59.66% | 0 | |
Exited | 0(-100.0%) | $853,478 | 0.0% | +35.16% | 0 | |
Exited | 0(-100.0%) | $9.7M | 0.0% | +100.96% | 0 | |
Exited | 0(-100.0%) | $329 | 0.0% | +92.11% | 0 | |
Exited | 0(-100.0%) | $457,325 | 0.0% | +118.36% | 0 | |
Exited | 0(-100.0%) | $541,787 | 0.0% | +87.74% | 0 |
Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer