YSS York Space Systems Inc.

NYSE
$5.51

York Space Systems Inc. (YSS) Institutional Ownership

What the institutions did with YSS last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended September 30, 2026.

Managers compared
66
filed both this quarter and last
Managers holding
52
+8 on the quarter
Buyers
41
22 opened new
Sellers
18
14 sold out entirely
Buyer share
69.5%
of managers who traded it
Breadth
+39.0
net buyers, as a share of those trading

Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.

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Ownership map

Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.

Cut Unchanged Added Color saturates at ±50%.

Largest holders

Manager Shares % of reported
71 West Capital Partners 5.2M 69.0%
TEMA ETFS LLC 1.1M 14.5%
Bank of New York Mellon Corp 206.7K 2.8%
Ironwood Financial, llc 127.7K 1.7%
Canal Insurance CO 120.0K 1.6%
FIFTH THIRD BANCORP 112.1K 1.5%
JSF Financial, LLC 101.7K 1.4%
HARBOR CAPITAL ADVISORS, INC. 86.0K 1.1%
EXCHANGE TRADED CONCEPTS, LLC 83.4K 1.1%
IMC-Chicago, LLC 77.9K 1.0%
Mitsubishi UFJ Asset Management Co., Ltd. 47.2K 0.6%
BARCLAYS PLC 35.1K 0.5%
CITIGROUP INC 34.6K 0.5%
Vontobel Holding Ltd. 32.9K 0.4%
STRS OHIO 28.3K 0.4%
Mesirow Financial Investment Management, Inc. 27.2K 0.4%
PNC Financial Services Group, Inc. 20.5K 0.3%
Denver PWM, LLC 15.0K 0.2%
ProShare Advisors LLC 11.4K 0.2%
CHOREO, LLC 11.0K 0.1%
Fifth Third Wealth Advisors LLC 11.0K 0.1%
PRINCIPAL FINANCIAL GROUP INC 10.4K 0.1%
State of Alaska, Department of Revenue 8.1K 0.1%
Caitong International Asset Management Co., Ltd 6.1K 0.1%
SBI Securities Co., Ltd. 5.0K 0.1%

Largest changes

Manager Action Previous Current Change
71 West Capital Partners New 0 5.2M +5.2M
Temasek Holdings (Private) Ltd Sold Out 1.0M 0 -1.0M
TEMA ETFS LLC Reduced 1.9M 1.1M -816.8K
Allspring Global Investments Holdings, LLC Sold Out 557.3K 0 -557.3K
Bank of New York Mellon Corp Increased 56.9K 206.7K +149.8K
Ironwood Financial, llc New 0 127.7K +127.7K
Swedbank AB Sold Out 121.9K 0 -121.9K
JSF Financial, LLC New 0 101.7K +101.7K
HARBOR CAPITAL ADVISORS, INC. New 0 86.0K +86.0K
Canal Insurance CO Increased 40.0K 120.0K +80.0K
IMC-Chicago, LLC New 0 77.9K +77.9K
Daiwa Securities Group Inc. Sold Out 46.6K 0 -46.6K
MOODY NATIONAL BANK TRUST DIVISION Sold Out 35.9K 0 -35.9K
Vontobel Holding Ltd. New 0 32.9K +32.9K
BARCLAYS PLC Increased 5.2K 35.1K +29.9K
Mesirow Financial Investment Management, Inc. New 0 27.2K +27.2K
STRS OHIO Increased 3.8K 28.3K +24.5K
EXCHANGE TRADED CONCEPTS, LLC Increased 64.9K 83.4K +18.5K
Cambridge Investment Research Advisors, Inc. Sold Out 16.8K 0 -16.8K
FIFTH THIRD BANCORP Increased 97.4K 112.1K +14.7K
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC Sold Out 12.9K 0 -12.9K
ProShare Advisors LLC New 0 11.4K +11.4K
CHOREO, LLC New 0 11.0K +11.0K
Fifth Third Wealth Advisors LLC New 0 11.0K +11.0K
PRINCIPAL FINANCIAL GROUP INC New 0 10.4K +10.4K
CITIGROUP INC Increased 25.1K 34.6K +9.5K
PNC Financial Services Group, Inc. Increased 11.5K 20.5K +9.0K
State of Alaska, Department of Revenue New 0 8.1K +8.1K
Caitong International Asset Management Co., Ltd New 0 6.1K +6.1K
Parallel Advisors, LLC New 0 2.9K +2.9K
Sterling Capital Management LLC Increased 67 3.0K +2.9K
SBI Securities Co., Ltd. Increased 3.0K 5.0K +1.9K
Farther Finance Advisors, LLC Increased 7 1.9K +1.9K
IFP Advisors, Inc Reduced 3.4K 1.9K -1.5K
GHP Investment Advisors, Inc. New 0 1.1K +1.1K
Centerpoint Advisors, LLC New 0 1.0K +1.0K
MassMutual Private Wealth & Trust, FSB Increased 128 776 +648
SIMPLEX TRADING, LLC Sold Out 545 0 -545
GAMMA Investing LLC New 0 428 +428
Silver Grove Financial Group, Inc. Increased 309 635 +326
Fortitude Family Office, LLC Increased 27 304 +277
Your Advocates Ltd., LLP Increased 500 750 +250
FIRST HORIZON CORP Sold Out 241 0 -241
Cape Investment Advisory, Inc. Sold Out 180 0 -180
Clark Wealth Partners New 0 159 +159
SJS Investment Consulting Inc. Increased 17 165 +148
Root Financial Partners, LLC New 0 136 +136
State of Wyoming Sold Out 98 0 -98
EverSource Wealth Advisors, LLC Increased 14 111 +97
Parkside Financial Bank & Trust New 0 50 +50
Next Level Wealth Planning, LLC New 0 44 +44
Ascentis Wealth Management, LLC New 0 40 +40
Physician Wealth Advisors, Inc. Sold Out 37 0 -37
TOTH FINANCIAL ADVISORY CORP Sold Out 33 0 -33
Clearstead Advisors, LLC Increased 1 28 +27
AdvisorNet Financial, Inc Sold Out 17 0 -17
True Wealth Design, LLC Reduced 58 47 -11
Covestor Ltd Reduced 22 20 -2
Essential Partners LLC Increased 6 7 +1

13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.