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Spyre Therapeutics, Inc. hedge fund holdings

SYRENASDAQ
$92.72-0.47 (-0.50%)as of Oct 5, 2026

Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.

Price vs funds buying and selling

SYRE · close · 13FReported Aug 14, 2026

Price vs funds buying and selling data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+456.2%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
DateCategoryPersonRoleActionAmountChange in holding
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.

Price and fund activity data

Quarterly 13F fund buying and selling activity
QuarterFunds buyingFunds sellingBoughtSoldFilersReported
Q2 20256339$82.6M$62.3M122Aug 14, 2025
Q3 20254644$70.6M$58.4M128Nov 14, 2025
Q4 20257838$593M$209M147Feb 14, 2026
Q1 20269042$388M$319M190May 15, 2026
Q2 202616262$1.97B$1.03B249Aug 14, 2026

Quarterly action breakdown

Q2 2026
249 filers
New position
75
$527M+5.93M sh
Increased
87
$1.44B+16.2M sh
Reduced
47
-$349M-3.93M sh
Out / sold
15
-$680M-7.66M sh
Last 4 quarters · free
Reported Aug 14, 2026
FundActionChange in dollarValue% of portfolioReported
Fairmount Funds Management LLCSell 100%-$203M$00.00%Aug 14, 2026
Paradigm Biocapital Advisors LPAdded 96.23%+$167M$341M6.38%Aug 14, 2026
Adage Capital Partners GP, L.L.C.New Buy+$153M$153M0.21%Aug 14, 2026
Capital World InvestorsAdded 247.39%+$146M$206M0.02%Aug 12, 2026
Commodore Capital LPReduce 55.72%-$94.6M$75.2M4.48%Aug 14, 2026
Holocene Advisors, LPNew Buy+$90.1M$90.1M0.20%Aug 14, 2026
Ra Capital Management, L.P.Sell 100%-$81.8M$00.00%Aug 14, 2026
Capital International InvestorsReduce 45.30%-$70.2M$84.8M0.02%Aug 12, 2026
Venrock Adviser, LLCReduce 18.99%-$62.1M$265M8.04%Aug 14, 2026
Baker Bros. Advisors LPSell 100%-$50.4M$00.00%Aug 14, 2026
Perceptive Advisors LLCAdded 14.17%+$47.6M$383M5.76%Aug 14, 2026
Caligan Partners LPSell 100%-$44.3M$00.00%Aug 14, 2026
Integral Health Asset Management, LLCNew Buy+$28.9M$28.9M1.14%Aug 14, 2026
Jennison Associates LLCNew Buy+$26.9M$26.9M0.02%Aug 3, 2026
Wellington Management Group LLPReduce 13.33%-$21.6M$140M0.02%Aug 14, 2026
Bellevue Group AGNew Buy+$20.4M$20.4M0.43%Aug 14, 2026
Cormorant Asset Management, LPNew Buy+$20M$20M1.02%Aug 14, 2026
Eventide Asset Management, LLCNew Buy+$17.9M$17.9M0.24%Aug 14, 2026
Polar Capital Holdings PlcAdded 24.62%+$17.3M$87.7M0.21%Aug 14, 2026
Frontier Capital Management Co LLCNew Buy+$16.2M$16.2M0.15%Aug 14, 2026
First Trust Advisors LPReduce 94.52%-$15M$868K0.00%Aug 11, 2026
Siren, L.L.C.Added 18.32%+$13.3M$86M1.74%Aug 13, 2026
Pictet Asset Management Holding SAAdded 27.76%+$12.1M$55.8M0.05%Jul 30, 2026
Silverarc Capital Management, LLCReduce 67.87%-$11.2M$5.32M0.55%Aug 13, 2026
Seven Grand Managers, LLCAdded 125.00%+$11.1M$20M0.80%Aug 14, 2026
Rhenman & Partners Asset Management ABNew Buy+$10.6M$10.6M1.00%Aug 13, 2026
Boxer Capital Management, LLCNew Buy+$8.88M$8.88M0.67%Aug 14, 2026
RTW Investments, LPAdded 1.92%+$7.1M$377M3.22%Aug 14, 2026
HighVista Strategies LLCReduce 46.80%-$6.08M$6.91M1.57%Aug 14, 2026
ADAR1 Capital Management, LLCReduce 16.06%-$4.82M$25.2M1.15%Aug 14, 2026
Braidwell LPReduce 5.72%-$4.74M$78.1M2.89%Aug 14, 2026
PFM Health Sciences, LPNew Buy+$4.1M$4.1M0.35%Aug 14, 2026
Emerald Advisers, LLCReduce 7.49%-$4.08M$50.4M1.19%Aug 5, 2026
Nomura Asset Management International Inc.New Buy+$3.82M$3.82M0.01%Aug 14, 2026
Moody Aldrich Partners LLCNew Buy+$3.77M$3.77M0.68%Jul 15, 2026
Rock Springs Capital Management LPNew Buy+$3.75M$3.75M0.18%Aug 14, 2026
Fred Alger Management, LLCReduce 51.50%-$2.72M$2.56M0.01%Aug 14, 2026
B Group, Inc.Reduce 30.00%-$2.66M$6.21M2.92%Aug 14, 2026
Castleark Management LLCNew Buy+$2.35M$2.35M0.06%Aug 14, 2026
Handelsbanken Fonder ABNew Buy+$2.31M$2.31M0.01%Jul 10, 2026
Freestone Grove Partners LPNew Buy+$2.02M$2.02M0.01%Aug 14, 2026
Ensign Peak Advisors, IncReduce 14.76%-$1.95M$11.2M0.02%Aug 14, 2026
Cinctive Capital Management LPAdded 78.56%+$1.91M$4.35M0.16%Aug 14, 2026
Rafferty Asset Management, LLCReduce 35.41%-$1.79M$3.26M0.01%Aug 14, 2026
Schroder Investment Management GroupReduce 29.99%-$1.72M$4.02M0.00%Aug 13, 2026
Diadema Partners LPNew Buy+$1.33M$1.33M0.17%Aug 14, 2026
Neo Ivy Capital ManagementAdded 2333.28%+$1.24M$1.29M0.30%Aug 14, 2026
Driehaus Capital Management LLCAdded 0.30%+$744K$249M1.44%Aug 14, 2026
Remedium Capital Partners, LLCAdded 0.55%+$705K$130M28.78%Aug 7, 2026
F/m Investments LLCReduce 6.88%-$607K$8.22M0.42%Aug 5, 2026
Emerald Mutual Fund Advisers TrustReduce 1.68%-$607K$35.6M1.25%Aug 5, 2026
Profund Advisors LLCReduce 25.43%-$588K$1.72M0.05%Aug 11, 2026
Harvest Investment Services, LLCNew Buy+$571K$571K0.09%Aug 14, 2026
Fieldview Capital Management, LLCNew Buy+$567K$567K0.16%Aug 14, 2026
Seven Fleet Capital Management LPReduce 32.45%-$567K$1.18M0.19%Aug 17, 2026
Ellsworth Advisors, LLCReduce 24.63%-$552K$1.69M0.28%Jul 16, 2026
Global Endowment Management, LPReduce 33.33%-$538K$1.08M0.11%Aug 14, 2026
VANGUARD ASSET MANAGEMENT, LtdAdded 18.02%+$532K$3.48M0.00%Aug 13, 2026
Atle Fund Management ABReduce 9.09%-$506K$5.06M1.36%Jul 24, 2026
OMERS ADMINISTRATION CorpNew Buy+$462K$462K0.00%Aug 13, 2026
Bridgefront Capital, LLCReduce 58.66%-$451K$318K0.08%Aug 14, 2026
RWC Asset Management LLPSell 100%-$412K$00.00%Jul 27, 2026
Virtus Investment Advisers, LLCReduce 50.06%-$360K$360K0.08%Aug 11, 2026
Wexford Capital LPNew Buy+$355K$355K0.05%Aug 14, 2026
Artia Global Partners LPNew Buy+$355K$355K0.07%Aug 14, 2026
Persistent Asset Partners LtdAdded 82.39%+$351K$778K0.23%Aug 7, 2026
Swiss Life Asset Management LtdNew Buy+$320K$320K0.00%Jul 29, 2026
Arrowpoint Investment Partners (Singapore) Pte. Ltd.Sell 100%-$310K$00.00%Aug 13, 2026
Samlyn Capital, LLCAdded 0.86%+$303K$35.5M0.58%Aug 14, 2026
Union Bancaire Privee, UBP SAReduce 77.32%-$270K$79.3K0.00%Jul 16, 2026
VARCOV Co.New Buy+$257K$257K0.10%Aug 14, 2026
Aster Capital Management (DIFC) LtdNew Buy+$254K$254K0.05%Aug 14, 2026
Empowered Funds, LLCNew Buy+$242K$242K0.00%Aug 17, 2026
DeepCurrents Investment Group LLCSell 100%-$239K$00.00%Aug 14, 2026
DNB Asset Management ASNew Buy+$236K$236K0.00%Aug 11, 2026
CIBC Asset Management IncNew Buy+$216K$216K0.00%Aug 3, 2026
Bayforest Capital LtdNew Buy+$205K$205K0.19%Aug 5, 2026
CFC Planning Co LLCNew Buy+$202K$202K0.12%Aug 5, 2026
Fulcrum Asset Management LLPNew Buy+$191K$191K0.02%Aug 18, 2026
E Fund Management Co., Ltd.Reduce 27.56%-$175K$460K0.01%Aug 11, 2026
Vanguard Investments Australia, Ltd.Added 15.13%+$172K$1.31M0.00%Aug 13, 2026
KLP Kapitalforvaltning AsAdded 17.43%+$169K$1.14M0.00%Aug 12, 2026
Quantinno Capital Management LPAdded 31.88%+$129K$534K0.00%Aug 13, 2026
State of New Jersey Common Pension Fund DAdded 8.43%+$125K$1.61M0.01%Aug 4, 2026
PSP Research LLCReduce 22.47%-$103K$355K0.19%Jul 9, 2026
Xponance LLCAdded 13.13%+$75.1K$647K0.00%Aug 10, 2026
Pacer Advisors, Inc.New Buy+$55K$55K0.00%Aug 13, 2026
Patient Square Capital LPSell 100%-$50.4K$00.00%Aug 12, 2026
Kennedy Capital Management LLCAdded 2.59%+$38.8K$1.54M0.03%Aug 14, 2026
KBC Group NVAdded 30.90%+$37.5K$159K0.00%Aug 5, 2026
Summit Securities Group LLCSell 100%-$28.3K$00.00%Aug 3, 2026
Axiom Investment Management LLCNew Buy+$17.8K$17.8K0.01%Jul 31, 2026
Kemnay Advisory Services Inc.Added 29.09%+$14.8K$65.8K0.01%Aug 14, 2026
J.Safra Asset Management CorpNew Buy+$14.8K$14.8K0.00%Aug 6, 2026
IFG Advisory, LLCNew Buy+$14.3K$14.3K0.00%Aug 14, 2026
Delos Wealth Advisors, LLCSell 100%-$12.6K$00.00%Aug 14, 2026
China Universal Asset Management Co., Ltd.Reduce 0.84%-$10.4K$1.23M0.07%Jul 24, 2026
Ares Financial Consulting, LLCNew Buy+$977$9770.00%Jul 9, 2026
BNP PARIBAS ASSET MANAGEMENT Holding S.A.Added 1.01%+$799$79.6K0.00%Aug 13, 2026
Stone House Investment Management, LLCNew Buy+$355$3550.00%Aug 5, 2026

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