Stephen A. Schwarzman serves as Executive at Nalco Holding CO, where they oversee executive responsibilities. Since joining the company, Stephen A. Schwarzman has executed 262 insider transactions totaling $10.5B, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 16, 2025 involved selling 3,201,370 shares valued at $144.1M.
Stephen A. Schwarzman currently holds 25,642,999 shares of Nalco Holding CO (NLC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Stephen A. Schwarzman has been a net seller of NLC stock. They have purchased $122.7M and sold $10.4B worth of shares.
Stephen A. Schwarzman's most recent insider trade was on Dec 16, 2025, when they sold 3,201,370 shares at $45.00 per share.
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| $N/A |
| Discretionary |
| Dec 16, 2025 | LGN | $234.0M | Sale | 5,200,808 | $45.00 | Discretionary |
| Dec 16, 2025 | LGN | $0 | Conversion | 5,200,808 | $N/A | Discretionary |
| Nov 21, 2025 | NONE | $5.0M | Purchase | 192,604.01 | $25.96 | Discretionary |
| Nov 21, 2025 | NONE | $5.0M | Purchase | 192,604.01 | $25.96 | Discretionary |
| Sep 22, 2025 | NONE | $35.0M | Purchase | 1,366,653.65 | $25.61 | Discretionary |
| Sep 22, 2025 | NONE | $30.0M | Purchase | 1,171,417.42 | $25.61 | Discretionary |
| Jun 7, 2023 | AMPS | $1.2M | Purchase | 224,000 | $5.53 | Discretionary |
| Jun 6, 2023 | AMPS | $77.5K | Purchase | 15,000 | $5.17 | Discretionary |
| Apr 11, 2023 | VNOM | $851.8K | Sale | 28,000 | $30.42 | Discretionary |
| Apr 10, 2023 | VNOM | $1.0M | Sale | 34,000 | $30.15 | Discretionary |
| Mar 6, 2023 | ALIT | $0 | Conversion | 14,261,397 | $N/A | Discretionary |
| Mar 6, 2023 | ALIT | $2.6M | Sale | 303,323 | $8.71 | Discretionary |
| Mar 6, 2023 | ALIT | $121.8M | Sale | 13,983,894 | $8.71 | Discretionary |
| Mar 6, 2023 | ALIT | $2.6M | Sale | 303,584 | $8.71 | Discretionary |
| Mar 6, 2023 | ALIT | $0 | Other | 14,261,397 | $N/A | Discretionary |
| Mar 6, 2023 | ALIT | $121.7M | Sale | 13,971,851 | $8.71 | Discretionary |
| Dec 14, 2022 | ALIT | $25.4M | Sale | 3,172,150 | $8.00 | Discretionary |
| Dec 14, 2022 | ALIT | $0 | Other | 3,166,358 | $N/A | Discretionary |
| Dec 14, 2022 | ALIT | $25.4M | Sale | 3,169,418 | $8.00 | Discretionary |
| Dec 14, 2022 | ALIT | $0 | Conversion | 3,166,358 | $N/A | Discretionary |
| Nov 7, 2022 | VNOM | $6.3M | Sale | 177,227 | $35.47 | Discretionary |
| Nov 7, 2022 | VNOM | $99.3K | Sale | 2,773 | $35.81 | Discretionary |
| Nov 4, 2022 | VNOM | $7.0M | Sale | 205,000 | $34.36 | Discretionary |
| Nov 3, 2022 | VNOM | $2.6M | Sale | 77,130 | $33.86 | Discretionary |
| Nov 3, 2022 | VNOM | $9.0M | Sale | 262,870 | $34.33 | Discretionary |
| Oct 3, 2022 | AMPS | $11.6M | Sale | 1,050,000 | $11.01 | Discretionary |
| Aug 25, 2022 | VNOM | $235.3K | Sale | 7,200 | $32.68 | Discretionary |
| Jun 7, 2022 | VNOM | $2.8M | Sale | 80,000 | $35.32 | Discretionary |