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SPROSPRO
21 quarters

Position history for SIMPLEX TRADING, LLCSIMPLEX TRADING, LLC's holdings in SPERO THERAPEUTICS INC

SIMPLEX TRADING, LLC holds 61,312 shares of SPRO (SPERO THERAPEUTICS INC), worth $135,499 as of 2026-Q2. The position was increased (+102.3% shares). SPRO represents 0.0% of SIMPLEX TRADING, LLC's portfolio.

Current Value

$135,499

Current Shares

61,312

Total Value Change

+$133,499

Total Shares Change

+61,112

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
61,312
+102.3%
$135,4990.0%$2.21
36
2026-Q1
Decreased
30,304
-15.1%
$70,9110.0%$2.19
0
2025-Q4
Increased
35,686
+368.4%
$83,1480.0%$2.27
24
2025-Q3
Decreased
7,618
-74.9%
$14,0000.0%$1.90
0
2025-Q2
Increased
30,322
+494.8%
$87,0000.0%$2.94
24
2025-Q1
Decreased
5,098
-0.2%
$3,0000.0%$0.77
0
2024-Q4
Increased
5,110
+454.8%
$5,0000.0%$1.02
17
2024-Q3
New
921
-
$1,0000.0%$1.31
17
2023-Q3
Exited
0
-100.0%
$00.0%$1.21
0
2023-Q2
New
2,281
-
$3,0000.0%$1.42
20
2023-Q1
Exited
0
-100.0%
$00.0%$1.44
0
2022-Q4
Increased
9,206
+820.6%
$15,0000.0%$1.73
20
2022-Q3
Decreased
1,000
-89.3%
$2,0000.0%$1.97
0
2022-Q2
Increased
9,300
+46.5%
$6,0000.0%$0.80
15
2022-Q1
New
6,346
-
$55,0000.0%$8.61
29
2021-Q3
Exited
0
-100.0%
$00.0%$18.18
0
2021-Q2
New
507
-
$7,0000.0%$13.93
25
2021-Q1
Exited
0
-100.0%
$00.0%$13.62
0
2020-Q4
New
606
-
$11,0000.0%$20.23
26
2020-Q3
Exited
0
-100.0%
$00.0%$9.95
0
2020-Q2
New
200
-
$2,0000.0%$13.25
17

Other major holders of SPRO: BNP PARIBAS FINANCIAL MARKETS, Steward Partners Investment Advisory, LLC, GEODE CAPITAL MANAGEMENT, LLC

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