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  2. CSTL

(CSTL)

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0.00 (0.00%)

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Ownership

Major Holders

Breakdown
2.96%% of Shares Held by All Insider
93.31%% of Shares Held by Institutions
96.15%% of Float Held by Institutions
275Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Blackrock Inc.3.11M2025-12-3110.44%$73.07M
Vanguard Group Inc2.20M2025-12-317.40%$51.76M
RTW Investments LP2.12M2025-12-317.11%$49.77M
Principal Financial Group, Inc.1.81M2025-12-316.08%$42.53M
Portolan Capital Management, LLC1.73M2025-12-315.82%$40.69M
Dimensional Fund Advisors LP1.14M2025-12-313.85%$26.91M
Summit Partners Public Asset Management LLC1.06M2025-12-313.56%$24.91M
State Street Corporation736,4542025-12-312.48%$17.33M
Geode Capital Management, LLC714,9132025-12-312.40%$16.82M
AIGH Capital Management LLC624,7192025-12-312.10%$14.70M

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Principal Funds, Inc-SmallCap Fund858,3382025-10-312.89%$20.20M
Fidelity Rutland Square TRT II-Strategic Advisers U.S. Total Stock Fd.842,4712026-01-312.83%$19.82M
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund823,9642025-12-312.77%$19.39M
iShares Trust-iShares Russell 2000 ETF674,7382026-01-312.27%$15.88M
College Retirement Equities Fd.-College Retirement Equities Fd. - Tota392,1892025-09-301.34%$10.94M
DFA INVESTMENT DIMENSIONS GROUP INC-U.S. Small Cap Value Portfolio347,6442025-10-311.17%$8.18M
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund315,6872025-12-311.06%$7.43M
MUTUAL FUND SERIES TRUST-Eventide Healthcare & Life Sciences Fund305,0002025-12-311.03%$7.18M
TIAA-CREF Funds-Nuveen Quant Small Cap Equity Fund281,3202025-10-310.95%$6.62M
Fidelity Salem Street Trust-Fidelity Small Cap Index Fund278,7212025-12-310.94%$6.56M
Vanguard Explorer Fund275,8912025-10-310.93%$6.49M