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Spero Therapeutics, Inc. (2HA.F)

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0.5740
+0.0450
+(8.51%)
As of 9:59:02 AM GMT+2. Market Open.

Major Holders

Breakdown
23.86% % of Shares Held by All Insider
24.27% % of Shares Held by Institutions
31.88% % of Float Held by Institutions
57 Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Anson Funds Management LP 3.84M Dec 31, 2024 6.87% 2,204,094
Pfizer Inc 2.36M Dec 31, 2024 4.23% 1,355,987
Vanguard Group Inc 1.76M Dec 31, 2024 3.15% 1,012,317
Renaissance Technologies, LLC 1.11M Dec 31, 2024 1.98% 634,609
Acadian Asset Management. LLC 1.04M Dec 31, 2024 1.86% 596,915
Alphabet Inc. 889.98k Dec 31, 2024 1.59% 510,847
Murchinson Ltd. 873.91k Dec 31, 2024 1.56% 501,624
Adar1 Capital Management, LLC 801.28k Dec 31, 2024 1.43% 459,932
Blackrock Inc. 485.35k Dec 31, 2024 0.87% 278,592
Geode Capital Management, LLC 481.13k Dec 31, 2024 0.86% 276,167

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund 1.17M Dec 31, 2024 2.09% 669,350
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund 587.34k Dec 31, 2024 1.05% 337,134
Fidelity Concord Street Trust-Fidelity Extended Market Index Fund 242.14k Feb 28, 2025 0.43% 138,987
Bridgeway Funds, Inc.-Ultra-Small Company Market Fund 134.8k Dec 31, 2024 0.24% 77,375
iShares Trust-iShares Micro-Cap ETF 96.43k Feb 28, 2025 0.17% 55,351
Fidelity Concord Street Trust-Fidelity Total Market Index Fund 67.89k Feb 28, 2025 0.12% 38,966
Fidelity Concord Street Trust-Fidelity Series Total Market Index Fund 58.45k Feb 28, 2025 0.10% 33,549
Bridgeway Funds, Inc.-Omni Small-Cap Value Fund 50k Dec 31, 2024 0.09% 28,700
SCHWAB CAPITAL TRUST-Schwab Total Stock Market Index Fund 28.57k Jan 31, 2025 0.05% 16,396
Fidelity Concord Street Trust-Fidelity Nasdaq Composite Index Fund 23.68k Feb 28, 2025 0.04% 13,589

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