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PTGX

23 quarters

Position history for Jane Street Group, LLCJane Street Group, LLC's holdings in Protagonist Therapeutics, Inc.

Yes. Jane Street Group holds 16,882 shares of PTGX, worth $2.1M, as of its Q2 2026 13F filing. It increased the position from 3,607 shares in Q1 2026. Jane Street Group has held PTGX since Q3 2025, across 4 quarterly 13F filings.

Current Value

$2.1M

Current Shares

16,882

Total Value Change

+$1.8M

Total Shares Change

+3,614

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
16,882
+368.0%
$2.1M0.0%$122.58
42
2026-Q1
Decreased
3,607
-89.5%
$380,1780.0%$105.40
0
2025-Q4
Decreased
34,307
-22.6%
$3M0.0%$87.34
0
2025-Q3
New
44,339
-
$2.9M0.0%$66.43
36
2025-Q2
Exited
0
-100.0%
$00.0%$55.27
0
2025-Q1
Increased
193,300
+214.1%
$9.3M0.0%$48.36
45
2024-Q4
Increased
61,551
+87.3%
$2.4M0.0%$38.60
41
2024-Q3
Decreased
32,858
-80.6%
$1.5M0.0%$45.00
0
2024-Q2
Increased
169,311
+108.3%
$5.9M0.0%$34.65
44
2024-Q1
Increased
81,270
+11.4%
$2.4M0.0%$28.93
29
2023-Q4
Increased
72,931
+89.4%
$1.7M0.0%$22.93
40
2023-Q3
Increased
38,506
+76.6%
$642,2800.0%$16.68
37
2023-Q2
Decreased
21,809
-61.2%
$602,3650.0%$27.62
0
2023-Q1
Increased
56,216
+0.6%
$1.3M0.0%$23.00
25
2022-Q4
Increased
55,891
+443.2%
$609,7700.0%$10.91
39
2022-Q3
Decreased
10,289
-72.9%
$87,0000.0%$8.43
0
2022-Q2
New
37,956
-
$300,0000.0%$7.91
32
2022-Q1
Exited
0
-100.0%
$00.0%$23.68
0
2021-Q4
Increased
76,396
+32.0%
$2.6M0.0%$34.20
33
2021-Q3
New
57,854
-
$1M0.0%$17.72
35
2021-Q1
Exited
0
-100.0%
$00.0%$25.90
0
2020-Q4
Increased
14,473
+9.1%
$292,0000.0%$20.16
26
2020-Q3
New
13,268
-
$259,0000.0%$19.55
32

Other major holders of PTGX: BlackRock, Inc., Farallon Capital Management, L.L.C.

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