Natixis Advisors, L.P.

SEC CIK: 0001018331
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

SEIC holding history

SEI Investments Co in every 13F filed by Natixis Advisors, L.P., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SEIC overview All 13F holders of SEIC Full Q2 2026 holdings

Shares (Q2 2026): 461,891
Value: $40.5M
% of portfolio: <0.1%
Quarters held: 22; Since Q1 2021

Holdings of SEIC by Natixis Advisors, L.P., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	461,891	$40.5M	<0.1%	−7,973−1.7%	Reduced	Holders
Q1 2026	469,864	$36.9M	0.1%	−612−0.1%	Reduced	Holders
Q4 2025	470,476	$38.6M	0.1%	−40,590−7.9%	Reduced	Holders
Q3 2025	511,066	$43.4M	0.1%	−18,568−3.5%	Reduced	Holders
Q2 2025	529,634	$47.6M	0.1%	−8,830−1.6%	Reduced	Holders
Q1 2025	538,464	$41.8M	0.1%	−10,182−1.9%	Reduced	Holders
Q4 2024	548,646	$45.3M	0.1%	−125,624−18.6%	Reduced	Holders
Q3 2024	674,270	$46.7M	0.1%	−1,005−0.1%	Reduced	Holders
Q2 2024	675,275	$43.7M	0.1%	−3,054−0.5%	Reduced	Holders
Q1 2024	678,329	$48.8M	0.1%	+1,795+0.3%	Added	Holders
Q4 2023	676,534	$43.0M	0.1%	−27,476−3.9%	Reduced	Holders
Q3 2023	704,010	$42.4M	0.1%	−32,675−4.4%	Reduced	Holders
Q2 2023	736,685	$43.9M	0.1%	−17,336−2.3%	Reduced	Holders
Q1 2023	754,021	$43.4M	0.1%	+2,502+0.3%	Added	Holders
Q4 2022	751,519	$43.8M	0.2%	−36,356−4.6%	Reduced	Holders
Q3 2022	787,875	$38.6M	0.2%	−20,195−2.5%	Reduced	Holders
Q2 2022	808,070	$43.7M	0.2%	−5,788−0.7%	Reduced	Holders
Q1 2022	813,858	$49.0M	0.2%	−37,196−4.4%	Reduced	Holders
Q4 2021	851,054	$51.9M	0.2%	−370,061−30.3%	Reduced	Holders
Q3 2021	1,221,115	$72.4M	0.3%	+565,186+86.2%	Added	Holders
Q2 2021	655,929	$40.6M	0.2%	−11,443−1.7%	Reduced	Holders
Q1 2021	667,372	$40.7M	0.2%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.