We’re proud to celebrate the diversity that strengthens our culture and fuels our creativity. This #HispanicHeritageMonth, our HOLA ERG hosted events filled with conversation, culture, food & dance—building connection, belonging & shared pride at Tessera. #Community

Today we announced we have been awarded up to $41.3 million from the @ARPA_H as part of its Engineering of Immune Cells inside the Body (EMBODY) program to support our in vivo CAR-T therapy efforts. Read more here: https://t.co/qFFIh2E7VA

Excited to join #CGMesa25!  Don't miss Hari Pujar's talk on how Tessera's Gene Writing and delivery platforms are driving the next wave of genetic medicine.  Learn more:  https://t.co/7HuoqSh2e6

We're excited to attend SCCGSR and #ESGCT2025 next week! Tessera will showcase our latest in vivo advances across our Gene Writing and delivery platforms.

At Tessera, our people are at the heart of everything we do—their passion, bold ideas, and commitment fuel our mission to rewrite the code of life. Grateful to join @FlagshipPioneer for its 25th and celebrate the pioneering spirit that inspires us. Here’s to #BiggerLeaps ahead.

From the lab to the field, we know how to play as one team! Our intramural sports teams are all about connection, camaraderie, and celebrating inclusion. These moments of collaboration on the field strengthen the culture that fuels the science we advance together.

Yesterday we came together at #TheBlockatBoyntonYards for our annual Friends & Family Day. Good food, great conversations, and special moments reminded us that community is at the heart of all we do. Grateful for the people—inside and outside Tessera—who give our work purpose.

June has been a month of celebration, reflection & connection. For the 3rd year, we marched in the Boston Pride Parade—led by TesserOUT & supported by allies—wearing team-made tie-dye that embodied Pride & community. Thanks #TeamTessera for living our values every day.🏳️‍🌈

We're heading to #BIO2025! Catch our CEO, Michael Severino, MD, on June 16th at the panel "Translational Nobel Prize Science Into the Clinic" 📍 Room 258A 🕓 June 16th, 4:15-5:15 PM EST Learn more: https://t.co/D5wulcP2B7

Our Wisdom Circle series—led by TesseRA, our Research Associate community—sparks real talk with leaders about the many paths a biotech career can take. 🌱🔬 💡 Key takeaway: Careers aren’t linear. Growth comes from learning, evolving & embracing change.

Today we announced preclinical data presented at the American Society of Gene & Cell Therapy 28th Annual Meeting, featuring advances across our in vivo programs and delivery platform.  Read more here: https://t.co/ku7RpeoHsc

Congrats to AV Eggimann on receiving the #ASGCT Catalyst Award! Her leadership in regulatory science has helped shape how cell and gene therapies reach patients. We're proud to have her guiding our work at Tessera as we advance a new class of genetic medicines. #GeneWriting

At #ASGCT2025, our team will be highlighting the latest advancements in our in vivo programs from our Gene Writing and delivery platforms.  📍 Full details below. If you’re attending, we’d love to connect and share more about our progress—be sure to stop by.

Join us at #ASGCT2025 as we showcase multiple new preclinical datasets from our in vivo programs. See our full line-up here: https://t.co/WXNKTPKm20

This #EarthDay, we’re celebrating the power of community and action with our Green Employee Resource Group. From seed swaps to cleanups and composting, we’re building a culture of sustainability—one choice at a time. Together, we’re learning and growing toward a greener future.

Mentorship at Tessera is about more than pairing people—it’s about creating space to grow, challenge assumptions, and build trust across teams. We recently kicked off this year’s program with a Mentorship Mixer, celebrating the connections at the heart of it all. #TeamTessera

Our mission is to cure disease by writing in the code of life. Through our #GeneWriting platform, we strive to address major unmet medical needs and explore new possibilities for treating rare genetic diseases. Today and every day, we stand with the #RareDisease community.

As #BlackHistoryMonth comes to a close, we honor the voices and contributions of the Black community. Shandrolyn Ezhan shares how this month deepens her connection to her heritage and purpose.

On #IDWGS2025 , we're passing the mic to #TeamTessera! Hear their passion, journeys & advice for the next generation of women innovators. Their leadership is shaping the future of genetic medicine—driving discovery, inspiring progress & making a lasting impact. 💡🔬

Our CSO spoke with @_CellandGene about our in vivo efforts to develop a genetic medicine for sickle cell disease (SCD), key challenges ahead, the investment from the Gates Foundation, and how Gene Writers could reshape SCD treatment globally. 🔗 Read more: