York Space Systems Inc.

YSSNYSE

$8.03-0.28 (-3.37% today)

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

York Space Systems Inc. price and activity chart data

Showing the 1Y range: Jan 29, 2026 to Oct 6, 2026. Price (-76.1%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	14.86%	$473M	0.01%	Not reported
Ae Industrial Partners, LP	9.07%	$289M	21.10%	Add 3.81%
Allianz Asset Management GmbH	2.11%	$67.1M	0.06%	Not reported
Hood River Capital Management LLC	1.52%	$48.4M	0.35%	Add 98.68%
Tema ETFs LLC	1.47%	$46.9M	1.52%	Add 164099.83%
Tidal Investments LLC	1.43%	$45.4M	0.08%	New Not reported
Westwood Holdings Group Inc	1.34%	$42.8M	0.32%	Add 324.48%
Voya Investment Management LLC	1.25%	$39.8M	0.03%	Not reported
UBS Group AG	1.17%	$37.2M	0.00%	Not reported
State Street Corp	1.11%	$35.3M	0.00%	Not reported
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	1.06%	$33.7M	0.04%	Not reported
Clearbridge Investments, LLC	1.02%	$32.5M	0.03%	Not reported
Temasek Holdings (Private) Ltd	0.79%	$25.3M	0.07%	Add 128.39%
Systematic Financial Management LP	0.74%	$23.7M	0.47%	Add 110.36%
Vanguard Capital Management LLC	0.65%	$20.8M	0.00%	Not reported
Vanguard Portfolio Management LLC	0.63%	$20.2M	0.00%	Not reported
Frontier Capital Management Co LLC	0.57%	$18M	0.17%	New Not reported
Burkehill Global Management, LP	0.52%	$16.5M	0.59%	Not reported
Penserra Capital Management LLC	0.50%	$15.8M	0.12%	Not reported
Sei Investments Co	0.49%	$15.6M	0.01%	Not reported
ExodusPoint Capital Management, LP	0.44%	$14.1M	0.09%	Not reported
Granahan Investment Management, LLC	0.36%	$11.5M	0.41%	Not reported
Schroder Investment Management Group	0.36%	$11.2M	0.01%	Reduce 4.18%
Geode Capital Management, LLC	0.36%	$11.3M	0.00%	Not reported
Morgan Stanley	0.30%	$9.52M	0.00%	Not reported
American Century Companies Inc	0.29%	$9.2M	0.00%	Not reported
Bank of America Corp	0.29%	$9.12M	0.00%	Not reported
Stephens Investment Management Group LLC	0.27%	$8.59M	0.09%	Reduce 39.01%
Nissay Asset Management Corp /Japan	0.27%	$8.5M	0.04%	New Not reported
Artisan Partners Limited Partnership	0.24%	$7.67M	0.01%	Reduce 55.87%
Healthcare of Ontario Pension Plan Trust Fund	0.23%	$7.39M	0.01%	Reduce 25.00%
ArrowMark Colorado Holdings LLC	0.21%	$6.62M	0.28%	Reduce 58.53%
Toronto Dominion Bank	0.20%	$6.48M	0.01%	Not reported
Segall Bryant & Hamill, LLC	0.18%	$5.8M	0.07%	New Not reported
Ghisallo Capital Management LLC	0.15%	$4.92M	0.10%	Not reported
Resolute Capital Asset Partners LLC	0.14%	$4.54M	1.94%	Reduce 9.79%
Wellington Management Group LLP	0.13%	$4.23M	0.00%	Reduce 87.05%
Vident Advisory, LLC	0.13%	$4.2M	0.03%	Not reported
Charles Schwab Investment Management Inc	0.12%	$3.95M	0.00%	Not reported
Goldman Sachs Group Inc	0.12%	$3.86M	0.00%	Not reported
Lord, Abbett & Co. LLC	0.12%	$3.82M	0.01%	Reduce 81.04%
Northern Trust Corp	0.12%	$3.75M	0.00%	Not reported
Susquehanna International Group, LLP	0.12%	$3.75M	0.00%	Not reported
Blackstone Inc.	0.12%	$3.69M	0.01%	Not reported
Vanguard Fiduciary Trust Co	0.11%	$3.37M	0.00%	Not reported
Federated Hermes, Inc.	0.10%	$3.28M	0.00%	Not reported
TCW Group Inc	0.10%	$3.16M	0.02%	New Not reported
Orion Porfolio Solutions, LLC	0.10%	$3.11M	0.02%	Not reported
Swedbank AB	0.09%	$3M	0.00%	Reduce 21.14%
Stenham Asset Management Ltd	0.09%	$2.72M	1.95%	Not reported

50 of 153 holders

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