Quaker Chemical Corp
KWR- Exchange
- NYSE
- Industry
- Miscellaneous Products of Petroleum & Coal
- SEC CIK
- 0000081362
In the last 90 days, Quaker Chemical Corp insiders filed 0 open-market purchases and 1 sale; 314 institutions reported holding it in 13F filings for Q2 2026, worth $2.48B in total; no superinvestor holds it.
Holders of 5% or more of KWR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Quaker Chemical Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/A | 21.10%3.64M shares | +0.10 ppfrom 21.00% | Mar 11, 202137 filings | Aug 24, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 11.50%2.03M shares | – | Apr 28, 20251 filing | Apr 28, 2025 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.39%934.7K shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
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
62 Schedule 13D and 13G filings on Quaker Chemical Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 24, 20265:32 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.10%3.64M shares | +0.10 ppfrom 21.00% | Aug 20, 2026 | SEC |
| May 28, 20264:12 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.00%3.64M shares | 0.00 ppfrom 21.00% | May 26, 2026 | SEC |
| Apr 29, 20262:45 PM ET | Vanguard Portfolio Management LLC | 13G | 5.39%934.7K shares | New | Mar 31, 2026 | SEC |
| Mar 27, 202611:37 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Nov 28, 20255:11 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.00%3.64M shares | 0.00 ppfrom 21.00% | Nov 25, 2025 | SEC |
| May 27, 20254:58 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.00%3.72M shares | +0.10 ppfrom 20.90% | May 22, 2025 | SEC |
| Apr 28, 20255:23 PM ET | BlackRock, Inc. | 13G/A | 11.50%2.03M shares | – | Mar 31, 2025 | SEC |
| Feb 11, 20254:13 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 20.90%3.72M shares | −0.10 ppfrom 21.00% | Feb 7, 2025 | SEC |
| Feb 6, 20254:12 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.00%3.73M shares | −0.10 ppfrom 21.10% | Feb 4, 2025 | SEC |
| Feb 3, 20254:11 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.10%3.75M shares | −0.10 ppfrom 21.20% | Jan 30, 2025 | SEC |
| Jan 29, 20254:11 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.20%3.77M shares | −0.10 ppfrom 21.30% | Jan 27, 2025 | SEC |
| Jan 24, 20254:11 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.30%3.79M shares | −0.10 ppfrom 21.40% | Jan 22, 2025 | SEC |
| Jan 21, 20254:11 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.40%3.81M shares | −0.10 ppfrom 21.50% | Jan 16, 2025 | SEC |
| Jan 15, 20254:12 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.50%3.82M shares | −0.10 ppfrom 21.60% | Jan 13, 2025 | SEC |
| Jan 10, 20254:38 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.60%3.84M shares | −0.10 ppfrom 21.70% | Jan 8, 2025 | SEC |
| Jan 7, 20254:02 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.70%3.85M shares | −0.10 ppfrom 21.80% | Jan 3, 2025 | SEC |
| Jan 2, 20254:04 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.80%3.87M shares | −0.10 ppfrom 21.90% | Dec 30, 2024 | SEC |
| Dec 27, 20245:14 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.90%3.89M shares | 0.00 ppfrom 21.90% | Dec 27, 2024 | SEC |
| Dec 26, 20244:43 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 21.90%3.90M shares | −0.10 ppfrom 22.00% | Dec 23, 2024 | SEC |
| Dec 20, 20245:18 PM ET | Gulf Hungary Holding Korlatolt Felelossegu Tarsasagand 1 other | 13D/A | 22.00%3.91M shares | – | Dec 18, 2024 | SEC |
| Dec 17, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Dec 12, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Dec 9, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Dec 4, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Nov 27, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Nov 26, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| May 24, 2024 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Feb 16, 2024 | T. Rowe Price Investment Management, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2024 | T. Rowe Price Investment Management, Inc. | 13GOld format | – | – | – | SEC |
| Feb 13, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2024 | Durable Capital Partners LP | 13G/AOld format | – | – | – | SEC |
| Jan 23, 20244:13 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Nov 27, 2023 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Mar 8, 2023 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Feb 14, 2023 | T. Rowe Price Investment Management, Inc. | 13GOld format | – | New | – | SEC |
| Feb 14, 2023 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 13, 2023 | Durable Capital Partners LP | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Neuberger Berman Group LLC | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Jan 23, 20233:52 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Aug 12, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Aug 11, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Aug 8, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Aug 3, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Jul 29, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Jul 26, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Jul 21, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Jul 18, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| Jul 13, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
| May 26, 2022 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 13D/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
1 notice from officers, directors and other affiliates planning to sell Quaker Chemical Corp shares, newest first.
| Filed (ET) | Seller | Shares to sell | Market value | Planned sale | Broker | Filing |
|---|---|---|---|---|---|---|
| May 19, 202312:45 PM ET | Frisby Jeffry DDirector | 3.49K | $714.8K | May 19, 2023 | Vanguard Marketing Corporation | SEC |