| $1B | ||
| $595M | ||
| $211M | ||
| $195M | ||
| $137M | ||
| $129M |
Buys | $38,828 | 5 | 38 |
Sells | $238,769 | 8 | 62 |
| Kuo Jeffrey Chuenhong | Chief Financial Officer | 1 | $13,600 | 0 | $0 | $13,600 |
| Grossberg Eric Scott | Executive Chairman | 2 | $12,696 | 0 | $0 | $12,696 |
| Gerstein Beth Tamara | Chief Executive Officer | 2 | $12,532 | 0 | $0 | $12,532 |
| Harris Jennifer Noel | director | 0 | $0 | 2 | $40,307 | $-40,307 |
| MAINSAIL GP III, LLC | 10 percent owner | 0 | $0 | 1 | $64,350 | $-64,350 |
| TURNER GAVIN | 0 | $0 | 1 | $64,350 | $-64,350 | |
| Dziesietnik Sharon | Chief Operations Officer | 0 | $0 | 4 | $69,761 | $-69,761 |
Brilliant Earth Group, Inc. is a company that specializes in the creation, sourcing, and retail distribution of diamonds, gemstones, and various types of jewelry. It operates both within the United States and across international markets. The company's extensive product line features a diverse selection of diamond engagement rings, wedding and anniversary bands, gemstone rings, and other fine jewelry pieces. Brilliant Earth employs a direct-to-consumer (DTC) sales model, reaching its clientele through an integrated omnichannel platform that …
Over the last 12 months, insiders at Brilliant Earth Group, Inc. have bought $38,828 and sold $238,769 worth of Brilliant Earth Group, Inc. stock.
On average, over the past 5 years, insiders at Brilliant Earth Group, Inc. have bought $424,514 and sold $7M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Kuo Jeffrey Chuenhong (Chief Financial Officer) — $13,600. Grossberg Eric Scott (Executive Chairman) — $12,696. Gerstein Beth Tamara (Chief Executive Officer) — $12,532.
The last purchase of 3,203 shares for transaction amount of $4,036 was made by Gerstein Beth Tamara (Chief Executive Officer) on 2026‑08‑19.
| 2026-08-19 | Grossberg Eric Scott | Executive Chairman | 381 0.0006% | $1.26 | $480 | +10.16% | ||
| 2026-08-19 | Gerstein Beth Tamara | Chief Executive Officer | 3,203 0.0049% | $1.26 | $4,036 | +10.16% | ||
| 2026-08-18 | Grossberg Eric Scott | Executive Chairman | 9,619 0.0153% | $1.27 | $12,216 | +12.80% | ||
| 2026-08-18 | Gerstein Beth Tamara | Chief Executive Officer | 6,797 0.0106% | $1.25 | $8,496 | +12.80% | ||
| 2026-08-17 | Sale | Dziesietnik Sharon | Chief Operations Officer | 10,124 0.0641% | $1.27 | $12,857 | +15.57% | |
| 2026-08-13 | Kuo Jeffrey Chuenhong | Chief Financial Officer | 10,000 0.0608% | $1.36 | $13,600 | +3.68% | ||
| 2026-08-10 | Sale | TURNER GAVIN | 50,000 0.3056% | $1.29 | $64,350 | +9.38% | ||
| 2026-08-10 | Sale | MAINSAIL GP III, LLC | 10 percent owner | 50,000 0.3056% | $1.29 | $64,350 | +9.38% | |
| 2026-06-22 | Sale | Harris Jennifer Noel | director | 18,336 0.0281% | $1.03 | $18,886 | +26.67% | |
| 2026-06-18 | Sale | Harris Jennifer Noel | director | 20,020 0.0319% | $1.07 | $21,421 | +26.67% | |
| 2026-05-18 | Sale | Dziesietnik Sharon | Chief Operations Officer | 10,124 0.016% | $1.15 | $11,643 | +12.28% | |
| 2026-02-18 | Sale | Dziesietnik Sharon | Chief Operations Officer | 19,687 0.0295% | $1.37 | $26,971 | -7.69% | |
| 2025-11-17 | Sale | Dziesietnik Sharon | Chief Operations Officer | 9,191 0.0145% | $1.99 | $18,290 | -29.44% | |
| 2025-06-18 | Sale | Harris Jennifer Noel | director | 5,317 0.0053% | $1.35 | $7,178 | +28.10% | |
| 2025-06-17 | Sale | Harris Jennifer Noel | director | 7,103 0.0073% | $1.35 | $9,589 | +32.48% | |
| 2025-06-16 | Sale | Harris Jennifer Noel | director | 2,962 0.003% | $1.38 | $4,088 | +28.10% | |
| 2025-05-16 | Sale | Dziesietnik Sharon | Chief Operations Officer | 9,190 0.0096% | $1.40 | $12,866 | +29.58% | |
| 2025-03-13 | Sale | TURNER GAVIN | 2,700 0.0252% | $1.85 | $5,006 | +19.23% | ||
| 2025-03-13 | Sale | MAINSAIL GP III, LLC | 10 percent owner | 2,700 0.0252% | $1.85 | $5,006 | +19.23% | |
| 2025-02-18 | Sale | Kuo Jeffrey Chuenhong | Chief Financial Officer | 31,708 0.2131% | $1.52 | $48,196 | +23.02% |
| Kuo Jeffrey Chuenhong | Chief Financial Officer | 693130 1.0842% | $1.04M | 1 | 10 | |
| Harris Jennifer Noel | director | 213966 0.3347% | $320,949.00 | 1 | 7 | <0.0001% |
| Gerstein Beth Tamara | Chief Executive Officer | 10000 0.0156% | $15,000.00 | 2 | 6 | |
| Grossberg Eric Scott | Executive Chairman | 10000 0.0156% | $15,000.00 | 2 | 6 | |
| Bickley Ian | director | 91822 0.1436% | $137,733.00 | 3 | 1 | <0.0001% |
| Jaques Attica | director | 300 0.0005% | $450.00 | 1 | 0 | <0.0001% |
$7,379,075 | 215 | 38.90% | $292.61M | |
$32,074,873 | 63 | 25.85% | $395.63M | |
$10,099,150 | 31 | 35.46% | $24.01B | |
$9,626,956 | 30 | 16.17% | $4.56B | |
$1,351,988 | 9 | 3.61% | $505.82M |
| Increased Positions | 15 | +29.41% | 474,208 | +1.29% |
| Decreased Positions | 20 | -39.22% | 414,746 | -1.13% |
| New Positions | 4 | New | 306,558 | New |
| Sold Out Positions | 9 | Sold Out | 237,352 | Sold Out |
| Total Postitions | 46 | -9.8% | 37M | +0.16% |
| Mainsail Management Company, Llc | $57,098.00 | <0.01% | 31.9M | 0 | 0% | 2025-09-30 |
| Capital World Investors | $1,884.00 | 7.02% | 1.05M | +122,460 | +13.17% | 2025-09-30 |
| Ameriprise Financial Inc | $1,414.00 | 5.27% | 790,147 | -6,900 | -0.87% | 2025-09-30 |
| Vanguard Group Inc | $1,084.00 | 4.04% | 605,770 | +70,833 | +13.24% | 2025-09-30 |
| Russell Investments Group, Ltd. | $925.00 | 3.45% | 516,794 | -168,313 | -24.57% | 2025-09-30 |
| Renaissance Technologies Llc | $351.00 | 1.31% | 196,100 | +61,500 | +45.69% | 2025-09-30 |
| Geode Capital Management, Llc | $281.00 | 1.05% | 156,852 | +13,775 | +9.63% | 2025-09-30 |
| Blackrock, Inc. | $267.00 | 1% | 149,186 | +350 | +0.23% | 2025-09-30 |
| Two Sigma Investments, Lp | $266.00 | 0.99% | 148,615 | +148,615 | New | 2025-09-30 |
| Klingman & Associates, Llc | $265.00 | 0.99% | 148,273 | 0 | 0% | 2025-09-30 |