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Tessera Defense & Homeland Security Inc.

HLSQ
Exchange
NYSE
Industry
Services-Prepackaged Software
SEC CIK
0001739174

No open-market purchases or sales by Tessera Defense & Homeland Security Inc. insiders were filed in the last 90 days; 9 institutions reported holding it in 13F filings for Q2 2026, worth $237.3K in total; no superinvestor holds it.

Holders of 5% or more of HLSQ

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Tessera Defense & Homeland Security Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of HLSQ
HolderLatest formStakeChangeFirst filedLatest filingFiling
Flynn James E13D/A9.99%15.6M shares–Mar 3, 20251 filingMar 3, 2025SEC
Cystic Fibrosis Foundation13G/A9.99%2.49M shares−10.00 ppfrom 19.99%Feb 14, 20252 filingsMar 4, 2025SEC
Flynn James E13D/A9.99%989.1K shares–Feb 11, 20261 filingFeb 11, 2026SEC
Nantahala Capital Management, LLC13G/A9.99%156.7K shares0.00 ppfrom 9.99%Nov 13, 20243 filingsFeb 13, 2026SEC
Centaurus Investments Ltd13G7.60%1.97M sharesNewMay 15, 20251 filingMay 15, 2025SEC
Hirschman Orin13G6.30%1.57M sharesNewMay 8, 20251 filingMay 8, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

14 Schedule 13D and 13G filings on Tessera Defense & Homeland Security Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on HLSQ
Filed (ET)FilerFormStakeChangeEvent dateFiling
Feb 17, 20264:47 PM ETAlyeska Investment Group, L.P.and 2 others13G/A2.50%38.2K shares−6.77 ppfrom 9.27%Below 5%Dec 31, 2025SEC
Feb 13, 20265:03 PM ETNantahala Capital Management, LLCand 2 others13G/A9.99%156.7K shares0.00 ppfrom 9.99%Dec 31, 2025SEC
Feb 11, 20267:24 PM ETFlynn James Eand 5 others13D/A9.99%989.1K shares–Feb 9, 2026SEC
Aug 7, 20254:15 PM ETMorgan Stanleyand 1 other13G/A0.00%0 shares−7.10 ppfrom 7.10%Below 5%Jul 31, 2025SEC
Aug 5, 20253:15 PM ETMorgan Stanleyand 1 other13G7.10%1.85M sharesNewJun 30, 2025SEC
Jun 23, 20255:08 PM ETOrbiMed Israel BioFund GP Limited Partnershipand 3 others13D/A1.00%276.1K shares–Below 5%Jun 18, 2025SEC
May 15, 20254:39 PM ETNantahala Capital Management, LLCand 2 others13G/A9.99%2.49M shares0.00 ppfrom 9.99%Mar 31, 2025SEC
May 15, 20254:29 PM ETAlyeska Investment Group, L.P.and 2 others13G9.27%2.32M sharesNewMar 31, 2025SEC
May 15, 20254:05 PM ETCentaurus Investments Ltdand 5 others13G7.60%1.97M sharesNewApr 21, 2025SEC
May 8, 20257:39 AM ETHirschman Orinand 1 other13G6.30%1.57M sharesNewMar 31, 2025SEC
Mar 4, 20255:34 PM ETCystic Fibrosis Foundation13G/A9.99%2.49M shares−10.00 ppfrom 19.99%Feb 27, 2025SEC
Mar 3, 20257:04 PM ETFlynn James Eand 5 others13D/A9.99%15.6M shares–Feb 27, 2025SEC
Feb 14, 20254:05 PM ETCystic Fibrosis Foundation13G/A19.99%4.09M shares–Sep 30, 2024SEC
Nov 13, 20245:30 PM ETNantahala Capital Management, LLCand 2 others13G9.99%1.79M sharesNewSep 30, 2024SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Tessera Defense & Homeland Security Inc. shares.

No Form 144 notices for Tessera Defense & Homeland Security Inc. are on file.